| Quincy to Delaware (Ohio) | 640.04 mi (1,030.04 km) |
| Quincy to Delhi (California) | 2,623.04 mi (4,221.37 km) |
| Quincy to Delray Beach (Florida) | 1,206.07 mi (1,940.98 km) |
| Quincy to Deltona (Florida) | 1,083.70 mi (1,744.05 km) |
| Quincy to Deming (New Mexico) | 2,115.74 mi (3,404.96 km) |
| Quincy to Denison (Texas) | 1,502.58 mi (2,418.17 km) |
| Quincy to Dent (Ohio) | 744.00 mi (1,197.35 km) |
| Quincy to Denton (Texas) | 1,549.82 mi (2,494.20 km) |
| Quincy to Dentsville (South Carolina) | 780.21 mi (1,255.62 km) |
| Quincy to Denver (Colorado) | 1,762.02 mi (2,835.69 km) |
| Quincy to Depew (New York) | 393.52 mi (633.31 km) |
| Quincy to Derby (Connecticut) | 124.05 mi (199.64 km) |
| Quincy to Derby (Kansas) | 1,421.82 mi (2,288.19 km) |
| Quincy to Des Moines (Iowa) | 1,159.16 mi (1,865.48 km) |
| Quincy to Des Moines (Washington) | 2,492.84 mi (4,011.83 km) |
